Other Financial Statement Details (Tables)

12 Months Ended

Mar. 31, 2019

Receivables [Abstract]

Summary of Accounts Receivable

Accounts receivable consists of the following (in millions):

	March 31,
	2019		2018
Trade accounts receivable	$	875.8	$	557.8
Other	6.8		8.1
Total accounts receivable, gross	882.6		565.9
Less allowance for doubtful accounts	2.0		2.2
Total accounts receivable, net	$	880.6	$	563.7

Summary of Inventory

The components of inventories consist of the following (in millions):

	March 31,
	2019		2018
Raw materials	$	74.5	$	26.0
Work in process	413.0		311.8
Finished goods	224.2		138.4
Total inventories	$	711.7	$	476.2

Summary of Property, Plant and Equipment

Property, plant and equipment consists of the following (in millions):

	March 31,
	2019		2018
Land	$	83.4	$	73.4
Building and building improvements	647.6		508.5
Machinery and equipment	2,095.5		1,943.9
Projects in process	119.2		118.3
Total property, plant and equipment, gross	2,945.7		2,644.1
Less accumulated depreciation and amortization	1,949.0		1,876.2
Total property, plant and equipment, net	$	996.7	$	767.9

Summary of Accrued Liabilities

Accrued liabilities consists of the following (in millions):

	March 31,
	2019		2018
Accrued compensation and benefits	$	133.2	$	87.6
Income taxes payable	46.9		27.5
Sales related reserves	366.9		—
Accrued expenses and other liabilities	240.3		114.5
Total accrued liabilities	$	787.3	$	229.6